The 20 Most Valuable Rocks & Minerals Found In California

Living in California, we’re surrounded by natural beauty, but have you ever thought about what’s hiding beneath the surface? Our state is a goldmine—literally and figuratively—for valuable rocks, minerals, and gems. Whether you’re into collecting or want to make a little extra cash, there’s a world of treasures waiting to be discovered here. Take gold, … Read more

The Common And Valuable Rocks, Minerals, and Gems of Colorado You Should Know

rhodochrosite slab with red, pink, white, and black bands

Rhodochrosite provided by MillionYearsCrystal

Colorado, known for its diverse geography, offers a rich tapestry of geological wonders. From the towering peaks of the Rocky Mountains to the rolling plains, each area reveals unique and captivating geological features. We’re going to show you what rocks and minerals you can find in the state as well as some great ways to … Read more

How To Identify Kimberlite And Tell If It’s Real Or Fake

A gorgeous irregular shaped raw kimberlite rock

Kimberlite photo provided by GaiaHandCarved

Kimberlite is a special kind of rock that sometimes contains diamonds. People hunting for diamonds often look for kimberlite to increase their chances of finding these precious gems. However, telling real kimberlite from fake or other rock types can be tricky. To identify real kimberlite, you must examine the rock’s color, texture, and other features. … Read more

The Common And Valuable Rocks, Minerals, and Gems of California You Should Know In 2026

A stunning California Benitoite with a unique blue color

Benitoite photo provided by The Global Stone

With a stunning array of formations, each with its unique character and story, California fascinates rockhounds and nature enthusiasts. It has a treasure trove of extraordinary rocks, minerals, and gems. The Golden State is a treasure trove of geological wonders, from its rugged coasts to the majestic mountains. Imagine walking along the beach, where the … Read more

Our 56 Favorite Places To Find And Dig For Crystals In California In 2026

chlorite quartz crystals from California

Tucked between deserts, mountains, and forests, crystals in California have drawn collectors for decades. The state’s size and variety mean countless environments where minerals quietly wait to be uncovered. Each region holds its own kind of beauty, and part of the fun is learning how different landscapes reveal different crystal types. Sometimes, the best clues … Read more